package com.moral.api.service.impl;
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import com.alibaba.fastjson.JSONObject;
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import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
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import com.moral.api.entity.HistoryHourly;
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import com.moral.api.mapper.HistoryHourlyMapper;
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import com.moral.api.service.HistoryHourlyService;
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import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
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import com.moral.constant.Constants;
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import com.moral.util.AQIUtils;
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import com.moral.util.DateUtils;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Service;
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import java.util.Date;
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import java.util.HashMap;
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import java.util.Map;
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/**
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* <p>
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* 已校准小时表 服务实现类
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* </p>
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*
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* @author moral
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* @since 2021-07-14
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*/
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@Service
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public class HistoryHourlyServiceImpl extends ServiceImpl<HistoryHourlyMapper, HistoryHourly> implements HistoryHourlyService {
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@Autowired
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private HistoryHourlyMapper historyHourlyMapper;
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@Override
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public Map<String, Object> getHourlyAqiByMac(String mac) {
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QueryWrapper<HistoryHourly> queryWrapper = new QueryWrapper<>();
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String time = DateUtils.dateToDateString(new Date(), DateUtils.yyyy_MM_dd_HH_EN) + ":00:00";
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queryWrapper.eq("time", time).eq("mac", mac);
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//获取小时数据
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HistoryHourly historyHourly = historyHourlyMapper.selectOne(queryWrapper);
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Map<String, Object> result = new HashMap<>();
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if (historyHourly == null) {
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result.put("AQI", Constants.NULL_VALUE);
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return result;
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}
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Map<String, Object> data = JSONObject.parseObject(historyHourly.getValue(), Map.class);
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result.put("AQI", AQIUtils.hourlyAqi(data));
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return result;
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}
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}
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